6376327765145 has 16 divisors (see below), whose sum is σ = 8325127710480. Its totient is φ = 4660129787904.

The previous prime is 6376327765139. The next prime is 6376327765147. The reversal of 6376327765145 is 5415677236736.

It can be written as a sum of positive squares in 8 ways, for example, as 266784646144 + 6109543119001 = 516512^2 + 2471749^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6376327765145 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6376327765147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 505650140 + ... + 505662749.

It is an arithmetic number, because the mean of its divisors is an integer number (520320481905).

Almost surely, 2^{6376327765145} is an apocalyptic number.

6376327765145 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6376327765145 is a deficient number, since it is larger than the sum of its proper divisors (1948799945335).

6376327765145 is a wasteful number, since it uses less digits than its factorization.

6376327765145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011313004.

The product of its digits is 133358400, while the sum is 62.

The spelling of 6376327765145 in words is "six trillion, three hundred seventy-six billion, three hundred twenty-seven million, seven hundred sixty-five thousand, one hundred forty-five".